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<!DOCTYPE html>
<html>
<head>
<title> waterpi </title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
#featured {
max-width: 100%; /* Ensures the image doesn't exceed its container */
height: auto; /* Maintains aspect ratio */
}
.gallery {
max-width: 800px;
margin: auto;
text-align: center;
}
.img-magnifier-container {
max-width: 800px;
position:relative;
}
.main-image img {
width: 100%;
height: auto;
display: block;
margin: 0 auto;
}
.img-magnifier-glass {
position: absolute;
border: 3px solid #000;
border-radius: 50%;
cursor: none;
/*Set the size of the magnifier glass:*/
/* width: 200px;
height: 200px;*/
}
.controls {
display: flex;
justify-content: center;
gap: 20px;
align-items: center;
}
.nav-button {
padding: 10px 20px;
font-size: 24px;
cursor: pointer;
border: none;
background-color: #f0f0f0;
border-radius: 5px;
transition: background-color 0.3s;
}
.now-button {
padding: 12px 24px;
font-size: 16px;
font-weight: bold;
cursor: pointer;
border: none;
background-color: #4CAF50;
color: white;
border-radius: 5px;
transition: background-color 0.3s;
}
.now-button:hover {
background-color: #45a049;
}
.nav-button:hover {
background-color: #e0e0e0;
}
.nav-button:disabled {
opacity: 0.5;
cursor: not-allowed;
}
</style>
<script>
function magnify(imgID, zoom) {
var img, glass, w, h, bw;
img = document.getElementById(imgID);
/*create magnifier glass:*/
glass = document.createElement("DIV");
glass.setAttribute("class", "img-magnifier-glass");
//set width and height
const displayWidth = window.innerWidth;
const displayHeight = window.innerHeight;
// Calculate 10% of the smaller dimension
const magnifierSize = Math.floor(Math.min(displayWidth, displayHeight) * 0.25);
// Update the magnifier's size dynamically
glass.style.width=`${magnifierSize}px`;
glass.style.height=`${magnifierSize}px`;
/*insert magnifier glass:*/
img.parentElement.insertBefore(glass, img);
/*set background properties for the magnifier glass:*/
glass.style.backgroundImage = "url('" + img.src + "')";
glass.style.backgroundRepeat = "no-repeat";
glass.style.backgroundSize = (img.width * zoom) + "px " + (img.height * zoom) + "px";
bw = 3;
w = glass.offsetWidth / 2;
h = glass.offsetHeight / 2;
/*execute a function when someone moves the magnifier glass over the image:*/
glass.addEventListener("mousemove", moveMagnifier);
img.addEventListener("mousemove", moveMagnifier);
/*and also for touch screens:*/
glass.addEventListener("touchmove", moveMagnifier);
img.addEventListener("touchmove", moveMagnifier);
function moveMagnifier(e) {
var pos, x, y;
/*prevent any other actions that may occur when moving over the image*/
e.preventDefault();
/*get the cursor's x and y positions:*/
pos = getCursorPos(e);
x = pos.x;
y = pos.y;
/*prevent the magnifier glass from being positioned outside the image:*/
if (x > img.width - (w / zoom)) {x = img.width - (w / zoom);}
if (x < w / zoom) {x = w / zoom;}
if (y > img.height - (h / zoom)) {y = img.height - (h / zoom);}
if (y < h / zoom) {y = h / zoom;}
/*set the position of the magnifier glass:*/
glass.style.left = (x - w) + "px";
glass.style.top = (y - h) + "px";
/*display what the magnifier glass "sees":*/
glass.style.backgroundPosition = "-" + ((x * zoom) - w + bw) + "px -" + ((y * zoom) - h + bw) + "px";
}
function getCursorPos(e) {
var a, x = 0, y = 0;
e = e || window.event;
/*get the x and y positions of the image:*/
a = img.getBoundingClientRect();
/*calculate the cursor's x and y coordinates, relative to the image:*/
x = e.pageX - a.left;
y = e.pageY - a.top;
/*consider any page scrolling:*/
x = x - window.pageXOffset;
y = y - window.pageYOffset;
return {x : x, y : y};
}
}
function resetMagnifier() {
// Remove existing magnifier glass
const existingGlass = document.querySelector('.img-magnifier-glass');
if (existingGlass) {
existingGlass.remove();
}
}
</script>
</head>
<body>
<div class="gallery">
<div class="img-magnifier-container">
<img id="featured" src="12_00.jpg" alt="image of a hopefully healty coffee plant" onerror="this.src='error.png'">
</div>
<div class="controls">
<button onclick="jumpTime(-60)" class="nav-button"><img src="fbck.png"></button>
<button onclick="jumpTime(-15)" class="nav-button"><img src="bck.png"></button>
<button onclick="jumpToCurrent()" class="now-button"><img src="stop.png"></button>
<button onclick="jumpTime(15)" class="nav-button"><img src="fwd.png"></button>
<button onclick="jumpTime(60)" class="nav-button"><img src="ffwd.png"></button>
</div>
</div>
<a href="history.html">go to 12:00 images</a>
</body>
</html>
<script>
let currentDateTime = new Date();
function roundToQuarterHour(date) {
const minutes = date.getMinutes();
const roundedMinutes = Math.floor(minutes / 15) * 15;
const newDate = new Date(date);
newDate.setMinutes(roundedMinutes);
newDate.setSeconds(0);
newDate.setMilliseconds(0);
return newDate;
}
function formatTimeString(date) {
return date.getHours().toString().padStart(2, '0') + '_' +
date.getMinutes().toString().padStart(2, '0');
}
function updateGallery() {
currentDateTime = roundToQuarterHour(new Date());
updateImage();
updateButtons();
}
function jumpTime(minutes) {
const newTime = new Date(currentDateTime.getTime() + minutes * 60000);
const now = new Date();
if (newTime <= now) {
currentDateTime = newTime;
updateImage();
updateButtons();
}
}
function jumpToCurrent() {
currentDateTime = roundToQuarterHour(new Date());
updateImage();
updateButtons();
}
function updateImage() {
const timeString = formatTimeString(currentDateTime);
document.getElementById('featured').src = `${timeString}.jpg`;
// Wait for the new image to load before reinitializing
const featuredImage = document.getElementById('featured');
featuredImage.onload = function() {
resetMagnifier();
magnify("featured", 3);
};
}
function updateButtons() {
const now = roundToQuarterHour(new Date());
const buttons = document.querySelectorAll('.nav-button');
// Deaktiviere Vorwärts-Buttons wenn aktuelle Zeit erreicht
buttons[2].disabled = currentDateTime.getTime() + 15 * 60000 > now.getTime();
buttons[3].disabled = currentDateTime.getTime() + 60 * 60000 > now.getTime();
// Deaktiviere den Aktuell-Button wenn bereits das aktuelle Bild angezeigt wird
document.querySelector('.now-button').disabled =
currentDateTime.getTime() === now.getTime();
}
document.addEventListener('keydown', function(event) {
switch(event.key) {
case 'ArrowUp':
jumpTime(60); // Vorwärts um 1 Stunde
break;
case 'ArrowDown':
jumpTime(-60); // Rückwärts um 1 Stunde
break;
case 'ArrowRight':
jumpTime(15); // Vorwärts um 15 Minuten
break;
case 'ArrowLeft':
jumpTime(-15); // Rückwärts um 15 Minuten
break;
}
});
// Initial gallery setup
updateGallery();
/* Initiate Magnify Function
with the id of the image, and the strength of the magnifier glass:*/
const featuredImage = document.getElementById('featured');
featuredImage.onload = function() {
magnify("featured", 3);
};
// Aktualisiere die Galerie alle 15 Minuten
setInterval(updateGallery, 900000);
</script>
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